dridex | 597cc205e9bfc8b12eeb723cfb94d2ee74afc3d102345f6cadd192903c542ff8

Analysis

max time kernel
120s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 21:44

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General

Target

JaffaCakes118_597cc205e9bfc8b12eeb723cfb94d2ee74afc3d102345f6cadd192903c542ff8.dll
Size

184KB
MD5

8026c5898ca05419634a3774e3c320ae
SHA1

2adc90faf599feb034054d66b6a749e7988074d1
SHA256

597cc205e9bfc8b12eeb723cfb94d2ee74afc3d102345f6cadd192903c542ff8
SHA512

09f6afaf7677c5272e9280e1d52cfc2366a8883be4c9054d9d4ddb8b324c00344500ceeb5fcd5fc6742a20d1b0b74ec62b54fdee46e6c0a6f1af4bb0d7d826e8
SSDEEP

3072:jiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoJlzoxss7:jiLVCIT4WK2z1W+CUHZj4Skq/eaoXoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2448-1-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	2448	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2236 wrote to memory of 2448	2236	rundll32.exe	30
PID 2448 wrote to memory of 2120	2448	rundll32.exe	32
PID 2448 wrote to memory of 2120	2448	rundll32.exe	32
PID 2448 wrote to memory of 2120	2448	rundll32.exe	32
PID 2448 wrote to memory of 2120	2448	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_597cc205e9bfc8b12eeb723cfb94d2ee74afc3d102345f6cadd192903c542ff8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_597cc205e9bfc8b12eeb723cfb94d2ee74afc3d102345f6cadd192903c542ff8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 220
    3⤵
    - Program crash
    PID:2120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2448-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/2448-1-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

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